One-to-one vs. one-on-one - English Language Usage Stack Exchange One-to-one is used when you talk about transfer or communications You may use one-to-one when you can identify a source and a destination For eg , a one-to-one email is one sent from a single person to another, i e , no ccs or bccs In maths, a one-to-one mapping maps one element of a set to a unique element in a target set One-on-one is the correct adjective in your example See Free
Which one is the best vs. which one the best is "Which one is the best" is obviously a question format, so it makes sense that " which one the best is " should be the correct form This is very good instinct, and you could even argue that the grammar is good, but at best it's unnatural
idioms - On one hand vs on the one hand. - English Language . . . On the one hand, I really enjoy pie, but on the other hand, I’m supposed to be on a diet Both of these expressions use each hand to represent an opinion, as if weighing the pros and cons of each choice with the hands as the scale
Is the possessive of one spelled ones or ones? How one and one's is different from other indefinite pronouns The possessive of one (one's) is formed the same way as the possessive of other indefinite pronouns, such as someone (someone's), but it is used a bit differently For most people, one is consistently used with the possessive form one's